function Get_Cookie(name) {
    var start = document.cookie.indexOf(name + "=");
    var len = start + name.length + 1;
    if ((!start) && (name != document.cookie.substring(0, name.length))) return null;
    if (start == -1) return "";
    var end = document.cookie.indexOf(";", len);
    if (end == -1) end = document.cookie.length;
    return unescape(document.cookie.substring(len, end));
}

function Set_Cookie(name, value, expires, path, domain, secure) {
    path = "/";
    document.cookie = name + "=" + escape(value) +
            ((expires) ? ";expires=" + expires.toGMTString() : "") +
            ((path) ? ";path=" + path : "") +
            ((domain) ? ";domain=" + domain : "") +
            ((secure) ? ";secure" : "");
}

function Delete_Cookie(name) {
    var date = new Date();
    var days = -1;
    date.setTime(date.getTime() + (days * 24 * 60 * 60 * 1000));
    var expires = "; expires=" + date.toGMTString();
    document.cookie = name + "=" + expires + "; path=/;domain=;secure=";
}